Year	Number
1996	55
1998	63.6815910339355
2000	66.1691513061523
2002	67.164176940918
2003	63.6815910339355
2004	64.9038467407227
2005	62.980770111084
2006	66.3461532592773
2007	66.8269195556641
2008	66.8269195556641
2009	67.2985763549805
2010	64.9289093017578
2011	64.7887344360352
2012	62.4413146972656
2013	61.0328636169434
2014	63.5467987060547
2015	66.0098495483398
2016	64.5320205688477
2017	64.0394058227539
2018	66.9902877807617
2019	66.1835784912109
2020	64.2512054443359
2021	62.3188400268555
2022	62.3188400268555